362 T. S. Parvin on the Climate of Towa. 
Total quantity (in inches,) ) of _ yA each of the Months and Seasons fer the years 
ach for between the 
seven sort — the 
ia od, 
rat pe also, the me 
total of the year 1856 oul the mean of the septen 
al perio 
differene 
Years—Rain. |Means.| Diff. 1856 
Monrus anp Sxrasons. Sahn RET taae ; n 
Inch. | Inch. | Tach, | Inch. | Inch. | Inch. | Inch. | Inch. Inch, 
December, ........--| °40/ 2°50} 1°90] 5°00}....| 41) 2:02) 1°75| +430 
January, .......+..++ | 440} 150} 220) -30)....| 150)....| 141} -141 
ebruary, ...... tee} 80) 450) 1°00) “70| 125)..../ 434) 179] 4255 
Winter total, ........ | 5°60} 8:50) 5°10!) 6:00} 1°25) 1°91| 636) 496] +140 
eseees| 187! 2°83) 1°70| 200} -42| 63) 2°12) 1:65] + 47 
| March,............--| 2°00| 8:00; 860 112{ 1:22/ +25) 241] - 216 
April, .......0...+++ | 330} 360| 5°30,11°80| 1°76} 2°55) 3°44) 4 - 1°10 
May, ... 3°70|1260| 650| 4:60| 621| 1°94| 439| 5°70) -131 
| Spring total,......... | 9:00/19°20/20-40:1710) 9:09] 5°71) 808/12°65| - 457 
“ —mean,........- | 3°00| 640| 680) 5°37) 3:03| 187| 269) 416| - 147 
ame, 3°50/14°30| 2-20] 6 66) 4°75} 2°68| 492) - 224 
5-00| 8°60| 3°70) 660) 2-22] 2:35) 274) 445) -171 
Aegon $°00|14-00) 2:80| 1°70) 3:33] 3°51| 1:36) 566} — 4°30 
yee eeees (21°50136-90| 8°70,14-70| 6-21 /10°61| 6°78 |17°05 | ~ 1027 
Se gpg rere om 716/12: 90 2:07] 3:58] 226] 5:01} - 275 
September, .......-. | 3-90] 3°50] 830) 6-20) 1:13] 1°84! 2°45) 3:90} - 1°45 
October, ............| 270] 1:40} 7°60} -20| 4:99) 2°81| 5-21) 345) + 1°76 
November, . .. 6.5... $°50| 3°50} 5°50! 4:10} -09! 2-08] 383] 3°23 “60 
Autumn total, 10°10} 8:40 /21°40/10°50| 5:51] 6°73 /11-49)10°59 "90 
“5 a ee 3:36| 280) 7-13 1:81} 2°24| 3°83| 3:52} + “81 
Annual total, ........ |46°20/73-00/55-60 48°30 22°06|24-96 32°71 43-26 | — 10°55 
o> Sy 398} 6-08) 4 1°84 | 9-72] 8-44] -— 72 
Total quantity of Snow (in aga of ae Months and Seasons o, ye Snow, for the years 
1850-56 ; “ye the means of each for seven years, with the ‘erence between the 
total of ’56 and the means of the septennial perio . 
Mo s 2 RA SO, Means Diffbet. 
aes SER ORI Tse eet 1852. 1853,/1854, 1855,)1856. 7 y’ss. and mean. 
is a 
Inch. | Inch. | Inch. | Inch. | Inch. | Inch, | Inch, |Inch.| Inch. 
December ('49),...... | 4°70| 3°70) 1:50/11-40| 3-20) 1:00/13-00) 5-50] + 750 
January,............ | 220] +50] 3-20} 1:00] 4-00/17:50/12-20) 5-80} + 640 
February,....-....+.|....| 840] ....{ 200| 5°50} 7-10/12-00| 5-00} + 700 
Winter total,........ |, 6°90/12-60) 4°70'14-40|12-70 25°60/27-20 /16-36, +20°84 
" aseeveee| 2°30) 4°20] 156| 480] 4:23] 8-86/12-40| 5-48) + 5°82 
March, .............| ‘80| °80|....| 2-00) 1-10| 6:50} 3-60/ 2-04) + 1°56 
April, 90) DOB) Pa ae Fes Pies] ste 
November,..........| ‘90; 1:30) 260] 8-00] 1-00] 1:50] 5-20) 2-93, + 2°27 
tia <= eee 8802020 | 7:30 prec teye) -60|46°00 22-14, +23°86 
scaseses!) 1°40} 3:36! 1°21] 4.06 5-60| 7-66} 3-68) + $98) 
h 
